.introduce{
    width: 100%;
    height: 390px;
    background-image: url(../蓝铅笔漫步images/151.png);
    background-repeat: no-repeat;
    background-position: center;
    padding: 30px 0;
}
.introduce-heart{
    width: 85%;
    margin: 0 auto;
    min-width:1200px;
    max-width: 1600px;
}
.introduce-heart-ul{
    display:grid;
    grid-template-columns: repeat(3,1fr);
    grid-template-rows: repeat(2,1fr);
    gap: 30px;
}
.introduce-heart-ul-li a img{
    width: 100%;
    transition: 0.5s;
}
.introduce-heart-ul-li img:hover{
    transform: translateY(-20px);
}
.adv{
    width: 100%;
    height: 60px;
}
.adv a img{
    width: 100%;
}

.navigation{
    width: 100%;
    padding: 20px 0 50px;
}
.navigation-heart{
    width: 85%;
    margin: 0 auto;
    min-width:1200px;
    max-width: 1600px;
}
.navigation-heart-top{
     background-color: #fff;
     padding: 20px 0;
}
.navigation-heart-ul{
    display: flex;
    gap: 50px;
    justify-content: center;
}
.navigation-heart-ul-li a{
    font-size: 18px;
    color: #525A67;
    padding: 2px 0;

}
.navigation-heart-ul-li:nth-child(2) a{
    color: #357CD4;
}
.navigation-heart-ul-li{
    position: relative;
}
.navigation-heart-ul-li:nth-child(2)::before{
    content: '';
    position: absolute;
    width: 30px;
    height: 3px;
    background-color: #357CD4;
    bottom: -4px;
    left: 50%;
    margin-left: -15px;
}
.navigation-heart-ul-li:nth-child(2) img{
    position: absolute;
    width: 36px;
    height: 20px;
    left: 0;
    top: -12px;
}
.navigation-heart-content{
    margin-top: 20px;
   
}
.specialized-bottom-ul-li{
    background-color: #fff;
}
.student{
    border-bottom:1px solid rgb(238, 243, 245);;
}
.direction span,.direction a{
        font-size: 12px;
}
.direction{
    padding:10px 20px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}
.direction a{
    display: inline-block;
    padding:1px 10px;
    background-color: #F6F8FA;
    border-radius: 10px;
    color: #525A67;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap
}
.icon-huo{
    color: #ff0000;
}
.characteravatars{
    padding: 0 10px;
    position: relative;
}
.characteravatars img{
   width: 24px;
   height: 24px;
   border-radius: 50%;
   cursor: pointer;
}
.characteravatars span{
    font-size: 12px;
    color: #525A67;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap
}
.specialized-bottom-ul-li:hover .specialized-img img{
     transform: scale(1.1);
}
.specialized-bottom-ul-li .specialized-img img{
    transition: 0.5s;
    border-radius: 0;
}
.specialized-bottom-ul-li{
    overflow: hidden;
}
.characteravatars img:nth-of-type(2){
    position: absolute;
    width: 10px;
    height: 10px;
    left: 24px;
    bottom: 0;
}